Philadelphia Half Marathon 2024 Registration. 17,000 participants for the aacr philadelphia marathon. Registration is now closed for the aacr philadelphia marathon, the dietz & watson philadelphia half marathon and the rothman orthopaedics 8k.

Check the race details on their site for the exact times of each race and challenge! Philadelphia marathon weekend 1515 arch street, 10th floor philadelphia, pa 19102 [email protected]